一英语语法虽然是从简单的一些日常用语出发的

一英语语法虽然是从简单的一些日常用语出发的，但语法中常会有一些知识点看起来很细小，容 易被忽视，但这些知识点掌握不熟练，往往会造成一些语法应用上的错误。因此在学习初一英语 语法时，要认真、细心，不要觉得一些地方不重要而得过且过。 下面从几个方面，总结出了初一英语语法，如果要复习英语句法的同学，可以参考一下， 一、初一英语语法词法 1、名词 A）、名词的数 我们知道名词可以分为可数名词和不可数名词，而不可数名词它没有复数形式，但可数名词却有 单数和复数之分，复数的构成如下： 一）在后面加 s。如：fathers, books, Americans, Germans, apples, bananas 二）x, sh, ch, s, tch 后加 es。如：boxes, glasses, dresses, watches, wishes, faxes 三）1）以辅音字母加 y 结尾的变 y 为 i 再加 es 如：baby-babies, family-families, duty-duties, comedy-comedies, documentary-documentaries, story-stories 2）以元音字母加 y 结尾的直接加 s。如：day-days, boy-boys, toy-toys, key-keys, ways 四）以 o 结尾加 s（外来词）。如： radios, photos, 但如是辅音加 o 的加 es：如: tomatoes 西 红柿, potatoes 马铃薯 五）以 f 或 fe 结尾的变 f 为 v 再加 es(s)。如：knife-knives, wife-wives, half-halves, shelf- shelves, leaf-leaves, yourself-yourselves 六）单复数相同（不变的）有：fish, sheep, deer 鹿子, Chinese, Japanese 七）一般只有复数，没有单数的有：people,pants, shorts, shoes, glasses, gloves, clothes, socks 八）单词形式不变，既可以是单数也可以是复数的有：police 警察局，警察, class 班，同学, family 家，家庭成员 九）合成的复数一般只加主要名词，多数为后一个单词。如：action movie-action movies, pen pal-pen pals; 但如果是由 man 或 woman 所组成的合成词的复数则同时为复数。如：man doctor-men doctors, woman teacher-women teachers 十）有的单复数意思不同。如：fish 鱼 fishes 鱼的种类, paper 纸 papers 报纸，卷子，论文, work 工作 works 作品，工厂, glass 玻璃 glasses 玻璃杯，眼镜, orange 桔子水 oranges 橙子, light 光线 lights 灯, people 人 peoples 民族, time 时间 times 时代, 次数, chicken 鸡肉 chickens 小鸡 十一） 单个字母的复数可以有两种形式直接加 s 或s 。如：Is (Is), Ks (Ks)。但如是缩略词则只 加 s。如：IDs, VCDs, SARs 十二） 特殊形式的有：child-children, man-men, woman-women, foot-feet, mouse-mice, policeman-policemen, Englishman-Englishmen B）名词的格 当我们要表示某人的什么东西或人时，我们就要使用所有格形式。构成如下： 一）单数在后面加s。如：brothers, Mikes, teachers 二）复数以 s 结尾的直接在 s 后加，如果不是以 s 结尾的与单数一样处理。如：Teachers Day 教师节, classmates; Childrens Day 六一节, Womens Day 三八节 三）由 and 并列的名词所有时，如果是共同所有同一人或物时，只加最后一个s，但分别拥有时 却分别按单数形式处理。如：Mike and Bens room 迈克和本的房间（共住一间），Mikes and Bens rooms 迈克和本的房间（各自的房间） 2、代词 项目 人称代词 物主代词 指示代词 反身代词 人称 主格 宾格 形容词 名词性 第一人称 单数 I me my mine myself 复数 we us our ours ourselves 第二人称 单数 you you your yours yourself 复数 you you your yours yourselves 第三人称 单数 she her her hers herself he him his his himself it it its its this that itself 复数 they them their theirs these those themselves 3、动词 A） 第三人称单数 当动词是第三人称单数时，动词应该像名词的单数变动词那样加 s，如下： 一）一般在词后加 s。如：comes, spells, waits, talks, sees, dances, trains 二）在 x, sh, ch, s, tch 后加 es。如：watches, washes, wishes, finishes 三）1）以辅音字母加 y 结尾的变 y 为 i 再加 es。如：study-studies, hurry-hurries, try-tries 2）以元音字母加 y 结尾的直接加 s。如：plays, says, stays, enjoys, buys 四）以 o 结尾加 es。如： does, goes 五）特殊的有：are-is, have-has B） 现在分词 当我们说某人正在做什么事时，动词要使用分词形式，不能用原形，构成如下： 一）一般在后加 ing。如：spell-spelling, sing-singing, see-seeing, train-training, play-playing, hurry-hurrying, watch-watching, go-going, do-doing 二）以不发音 e 的结尾的去掉 e 再加 ing。如：dance-dancing, wake-waking, take-taking, practice-practicing, write-writing, have-having 三）以重读闭音节结尾且一个元音字母一个辅音字母（注意除开字母组合如 show showing, draw-drawing）要双写最后的辅音字母再加 ing。如：put-putting, run-running, get-getting, let- letting, begin-beginning 四）以 ie 结尾的变 ie 为 y 再加 ing。如：tie-tying 系 die-dying 死 lie-lying 位于 4、形容词的级 我们在对两个或以上的人或物进行对比时，则要使用比较或最高级形式。构成如下： 一） 一般在词后加 er 或 est(如果是以 e 结尾则直接加 r 或 st)。如：greater-greatest, shorter shortest, taller tallest, longer longest, nicer- nicest, larger -largest 二）以重读闭音节结尾且 1 个元音字母1 个辅音字母 (字母组合除外，如 few-fewer fewest)结 尾的双写结尾的辅音再加 er /est。如：big-bigger biggest, red-redder reddest, hot-hotter hottest 三） 以辅音字母y 结尾的变 y 为 i 加 er/est。如： happy-happier happiest, sorry-sorrier sorriest, friendly-friendlier friendliest(more friendly most friendly), busy-busier busiest, easy- easier easiest 四）特殊情况：(两好多坏，一少老远) good/well - better best many/much - more most bad/ill worse worst little- less least old- older/elder oldest/eldest far- farther/further farthest/furthest 5、数词 (基变序，有规则；一、二、三，自己背；五、八、九、十二；其它后接 th；y 结尾， 变为 i, eth 跟上去。) first, second, third; fifth, eighth, ninth, twelfth; seventh, tenth, thirteenth, hundredth; twenty-twentieth, forty-fortieth, ninety-ninetieth 二、初一英语语法句式 1.陈述句 肯定陈述句 a) This is a book. (be 动词) b) He looks very young. (连系动词) c) I want a sweat like this. (实义动词) d) I can bring some things to school. (情态动词) e) Theres a computer on my desk. (There be 结构 ) 否定陈述句 a) These arent their books. b) They dont look nice. c) Kate doesnt go to No. 4 Middle School. d) Kate cant find her doll. e) There isnt a cat here. (=Theres no cat here.) 2. 祈使句 肯定祈使句 a) Please go and ask the man. b) Lets learn English! c) Come in, please. 否定祈使句 a) Dont be late. b) Dont hurry. 3. 疑问句 1) 一般疑问句 a) Is Jim a student? b) Can I help you? c) Does she like salad? d) Do they watch TV? e) Is she reading? 肯定回答: a) Yes, he is. b) Yes, you can. c) Yes, she does. d) Yes, they do. e) Yes, she is. 否定回答: a) No, he isnt. b) No, you cant. c) No, she doesnt. d) No, they dont. e) No, she isn t. 2) 选择疑问句 Is the table big or small? 回答 Its big./ Its small. 3) 特殊疑问句 问年龄 How old is Lucy? She is twelve. 问种类 What kind of movies do you like? I like action movies and comedies. 问身体状况 How is your uncle? He is well/fine. 问方式 How do/can you spell it? L-double O-K. How do we contact you? My e-mail address is . 问原因 Why do you want to join the club? 问时间 Whats the time? (=What time is it?) Its a quarter to ten a.m What time do you usually get up, Rick? At five oclock. When do you want to go? Lets go at 7:00. 问地方 Wheres my backpack? Its under the table. 问颜色 What color are they? They are light blue. Whats your favourite color? Its black. 问人物 Whos that? Its my sister. Who is the boy in blue? My brother. Who isnt at school? Peter and Emma. Who are Lisa and Tim talking to? 问东西 Whats this/that (in English)? Its a pencil case. What else can you see in the picture? I can see some broccoli, strawberries and hamburgers. 11 问姓名 Whats your aunts name? Her name is Helen./Shes Helen. Whats your first name? My first names Ben. Whats your family name? My family names Smith. 12 问哪一个 Which do you like? I like one in the box. 13 问字母 What letter is it? Its big D/small f. 14 问价格 How much are these pants? Theyre 15 dollars. 15 问电话号码 Whats your phone number? Its 576-8349. 16 问谓语( 动作) Whats he doing? Hes watching TV. 17 问职业( 身份) What do you do? Im a teacher. Whats your father? Hes a doctor. 三、